Tutorial Exercise Find the derivative by the limit process. f(x) = 14 - x² Step 1 Complete the definition of a derivative. f '(x) = Ilm f(x + Ax)-f(x) Ax
Tutorial Exercise Find the derivative by the limit process. f(x) = 14 - x² Step 1 Complete the definition of a derivative. f '(x) = Ilm f(x + Ax)-f(x) Ax
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
Please tell me what I'd specifically put in each box for step 2. Please circle the answers.

Transcribed Image Text:Tutorial Exercise
Find the derivative by the limit process.
f(x) = 14 - x²
Step 1
Complete the definition of a derivative. f '(x) =
f'(x) = lim_
Ax-o
= Ilm
Step 2
Use the definition for the function above to find the derivative.
- (x + Ax)² - (1
Ax
xAx- (Ax)² -
Ax
Ax-0
= Ilm
14 - x²
lim (1
Ax-o
Ax-a
xAx- (Ax)²
Ax
x-Ax)
0
f(x + Ax)-f(x)
- x²)
F"(x) =
-2x
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